Question

Why a bottle opener is called the second class lever

Answer 1

Answer :

A bottle opener functions as a second-class lever: the fulcrum is the far end of the bottle opener, placed on the top of the crown, with the output at the near end of the bottle opener, on the crown edge, between the fulcrum and the hand: in these cases, one pushes up on the lever.

Answer 2

Answer:

according to the method used to determine the classes of levers

PLE

where P stands for pivot

L for Load

E for Effort

the load is in the middle hence the bottle opener I called the second class lever